An insecticidal spray and backrubber treatment for beef cattle, non-lactating dairy cattle and swine that controls horn flies, cattle ticks, lone star ticks, gulf coast ear ticks, lice and sarcoptic mange. One quart makes 60 gallons of spray for control of flies and ticks, 25 gallons for control of lice and mange, and 12.5 gallons backrubber solution. Contains 11.75% phosmet.